How Many MLB Stadiums Are There? 30 Venues Explained

By Sarah Miller · July 8, 2045

There are currently 30 Major League Baseball (MLB) stadiums, one for each of the league's teams across the American and National Leagues. These venues vary in age, capacity, design, and location, reflecting both historic traditions and modern ballpark innovations.

Understanding MLB Stadiums: An Overview

Major League Baseball consists of 30 teams—15 in the American League (AL) and 15 in the National League (NL)—each with its own dedicated home stadium. These ballparks serve not only as sports venues but also as cultural landmarks, offering unique fan experiences shaped by architecture, local cuisine, and regional traditions.

Key Facts About MLB Stadiums

Each MLB team has one primary home stadium.
No two MLB stadiums are identical in dimensions or design.
Stadiums undergo regular renovations to meet safety, accessibility, and entertainment standards.
The average seating capacity is approximately 40,000, though sizes range from under 35,000 to over 56,000.

Evolution of MLB Ballparks

MLB stadiums have evolved significantly over the past century. Early ballparks like Fenway Park (1912) and Wrigley Field (1914) were built with intimate urban footprints and asymmetrical field dimensions. From the 1960s to 1980s, multipurpose “cookie-cutter” stadiums dominated, designed for both baseball and football. Since the 1990s, a return to baseball-only, downtown-anchored parks—starting with Oriole Park at Camden Yards in 1992—has defined a new era of ballpark development.

Generations of Ballpark Design

Classical Parks (pre-1960): Built primarily of steel and concrete, featuring unique outfield walls and urban integration.
Multipurpose Era (1960–1990): Circular or oval stadiums with artificial turf, often located outside city centers.
Retro-Modern Era (1992–present): Emphasis on aesthetics, walkability, natural grass, and local flavor.

Current MLB Stadiums: A Detailed Look

Beyond just hosting games, today’s MLB stadiums offer immersive experiences through technology, food options, and interactive zones. The following table provides up-to-date information on all 30 active MLB stadiums, including location, opening year, capacity, and notable features.

Team	Stadium	Location	Opened	Capacity	Notable Feature
Arizona Diamondbacks	Chase Field	Phoenix, AZ	1998	48,519	Retractable roof
Atlanta Braves	Truist Park	Atlanta, GA	2017	41,084	Adjacent mixed-use development "The Battery"
Baltimore Orioles	Oriole Park at Camden Yards	Baltimore, MD	1992	45,971	Pioneered retro-modern ballpark design
Boston Red Sox	Fenway Park	Boston, MA	1912	37,755	Oldest active MLB stadium; Green Monster wall
Chicago Cubs	Wrigley Field	Chicago, IL	1914	41,649	Historic ivy-covered outfield walls
Chicago White Sox	Guaranteed Rate Field	Chicago, IL	1991	40,615	Recently rebranded; ongoing renovations
Cincinnati Reds	Great American Ball Park	Cincinnati, OH	2003	42,319	Riverside views of Ohio River
Cleveland Guardians	Progressive Field	Cleveland, OH	1994	34,830	High attendance-to-capacity ratio
Colorado Rockies	Coors Field	Denver, CO	1995	50,144	Humidor used to store baseballs
Detroit Tigers	Comerica Park	Detroit, MI	2000	41,083	Fountain plaza with tiger statues
Houston Astros	Minute Maid Park	Houston, TX	2000	41,168	Retractable roof; downtown location
Kansas City Royals	Kauffman Stadium	Kansas City, MO	1973	37,903	Largest outfield fountains in MLB
Los Angeles Angels	Angel Stadium	Anaheim, CA	1966	45,050	Last remaining horseshoe-style park
Los Angeles Dodgers	Dodger Stadium	Los Angeles, CA	1962	56,000	Largest seating capacity in MLB
Miami Marlins	loanDepot park	Miami, FL	2012	37,446	Retractable roof; art deco design
Milwaukee Brewers	American Family Field	Milwaukee, WI	2001	41,900	Retractable roof; sausages race tradition
Minnesota Twins	Target Field	Minneapolis, MN	2010	39,504	Urban transit access; stone façade
New York Mets	Citi Field	Queens, NY	2009	41,922	Replica of Ebbets Field facade
New York Yankees	Yankee Stadium	Bronx, NY	2009	46,534	Monument Park; modern interpretation of original
Oakland Athletics	Oakland Coliseum	Oakland, CA	1966	34,077	Shared with NFL; planned relocation to Las Vegas
Philadelphia Phillies	Citizens Bank Park	Philadelphia, PA	2004	42,901	Famous for cheesesteaks; Ashburn Alley
Pittsburgh Pirates	PNC Park	Pittsburgh, PA	2001	38,747	Scenic views of Pittsburgh skyline
San Diego Padres	Petco Park	San Diego, CA	2004	40,585	Urban setting; kids' play area with slides
San Francisco Giants	Oracle Park	San Francisco, CA	2000	41,330	McCovey Cove; splash hits into bay
Seattle Mariners	T-Mobile Park	Seattle, WA	1999	47,929	Retractable roof; sushi in stadium
St. Louis Cardinals	Busch Stadium	St. Louis, MO	2006	44,383	Budweiser Clydesdales stable nearby
Tampa Bay Rays	Tropicana Field	St. Petersburg, FL	1990	25,512	Indoor dome; scheduled to be replaced
Texas Rangers	Globe Life Field	Arlington, TX	2020	40,300	Retractable roof; hosted World Series
Toronto Blue Jays	Rogers Centre	Toronto, ON	1989	49,286	Retractable roof; first of its kind
Washington Nationals	Nationals Park	Washington, D.C.	2008	41,332	First LEED-certified green MLB stadium

Table data source:1, 2

The data shows that while most stadiums seat between 35,000 and 45,000 fans, outliers like Dodger Stadium (56,000) and Tropicana Field (25,512) reflect unique market and structural considerations. Additionally, 10 of the 30 stadiums feature retractable or fixed roofs, primarily in regions with extreme weather. The average stadium age is approximately 30 years, indicating a mix of historic venues and modern facilities.

Future of MLB Stadiums

Several teams are planning or undergoing stadium changes. The Oakland Athletics are set to relocate to Las Vegas with a proposed new ballpark near the Strip, expected to open in 2028. The Tampa Bay Rays are developing a new waterfront stadium in St. Petersburg to replace Tropicana Field. Meanwhile, ongoing upgrades to existing venues focus on enhancing fan comfort, sustainability, and technology integration such as improved Wi-Fi and mobile ticketing.

Frequently Asked Questions About MLB Stadiums

How many stadiums are used in Major League Baseball?

There are 30 stadiums in Major League Baseball, one for each of the league’s 30 teams. Each stadium serves as the home venue for its respective franchise.

Which MLB stadium has the largest capacity?

Dodger Stadium in Los Angeles has the largest seating capacity at 56,000, making it the biggest ballpark in MLB by size.

What is the oldest MLB stadium still in use?

Fenway Park, home of the Boston Red Sox, opened in 1912 and is the oldest active MLB stadium. Wrigley Field in Chicago, opened in 1914, is the second-oldest.

Are there any shared stadiums in MLB?

No two MLB teams currently share a stadium. However, the Oakland Coliseum was previously shared with the NFL’s Raiders. All current MLB teams have exclusive use of their ballparks.

Which MLB stadiums have retractable roofs?

Seven MLB stadiums have retractable roofs: Chase Field (Diamondbacks), Minute Maid Park (Astros), American Family Field (Brewers), T-Mobile Park (Mariners), Globe Life Field (Rangers), Rogers Centre (Blue Jays), and loanDepot park (Marlins).

Will there be new MLB stadiums soon?

Yes, the Oakland Athletics plan to build a new stadium in Las Vegas, projected to open by 2028. The Tampa Bay Rays are also constructing a new ballpark in St. Petersburg to replace Tropicana Field.

What makes each MLB stadium unique?

Each MLB stadium offers distinctive features—from Fenway Park’s Green Monster to Oracle Park’s McCovey Cove where fans catch splash hits. Local food, architecture, and fan traditions further differentiate the ballparks, creating one-of-a-kind game-day experiences.